River Kelpie + Mikaeus, the Unhallowed + Ashnod's Altar

River Kelpie
Mikaeus, the Unhallowed
Ashnod's Altar

Requires
River Kelpie must be on the battlefield. Mikaeus, the Unhallowed must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing River Kelpie, adding .
  2. River Kelpie's persist and undying abilities trigger.
  3. Resolve the persist trigger, returning River Kelpie from your graveyard to the battlefield with a -1/-1 counter on it.
  4. River Kelpie enters the battlefield, causing you to draw.
  5. The undying trigger fails to resolve because River Kelpie is not in your graveyard.
  6. Activate Ashnod's Altar by sacrificing River Kelpie, adding .
  7. River Kelpie's undying and persist abilities trigger.
  8. Resolve the undying trigger, returning River Kelpie from your graveyard to the battlefield with a +1/+1 counter on it.
  9. River Kelpie enters the battlefield, causing you to draw a card.
  10. The persist trigger fails to resolve because River Kelpie is not in your graveyard.
  11. Repeat.
Results
Infinite card draw. Near-infinite colorless mana. Near-infinite death triggers. Near-infinite ETB. Near-infinite LTB. Near-infinite sacrifice triggers.

Marchesa, the Black Rose
12.68% of 9242 decks 1172 decks
Muldrotha, the Gravetide
0.95% of 14903 decks 141 decks
New Cards
Into the Pit
74% of 31 decks +64% synergy
Withering Torment
51% of 45 decks +27% synergy
Hedge Shredder
50% of 6 decks +41% synergy
Gleeful Arsonist
47% of 30 decks +26% synergy
Blazemire Verge
25% of 51 decks +3% synergy
High Synergy Cards
Flayer of the Hatebound
86% of 1204 decks +85% synergy
Uncivil Unrest
82% of 873 decks +81% synergy
Gev, Scaled Scorch
78% of 124 decks +76% synergy
Unspeakable Symbol
74% of 1434 decks +73% synergy
Spore Frog
75% of 160 decks +72% synergy
Goblin Bombardment
78% of 1204 decks +71% synergy
Carrion Feeder
72% of 1434 decks +67% synergy
Kitchen Finks
67% of 12 decks +66% synergy
Thran Vigil
66% of 1210 decks +66% synergy
Glen Elendra Archmage
68% of 1434 decks +65% synergy
Top Cards
Blasphemous Act
76% of 1204 decks +42% synergy
Eternal Witness
74% of 160 decks +53% synergy
Viscera Seer
72% of 1434 decks +63% synergy
Sakura-Tribe Elder
72% of 160 decks +53% synergy
Solemn Simulacrum
69% of 1434 decks +55% synergy
Grim Haruspex
67% of 1434 decks +63% synergy
Baleful Strix
67% of 1434 decks +53% synergy
Pernicious Deed
64% of 160 decks +62% synergy
Yahenni, Undying Partisan
62% of 1431 decks +59% synergy
Seal of Primordium
62% of 160 decks +60% synergy
Creatures
Iron Apprentice
61% of 1366 decks +60% synergy
Warren Soultrader
60% of 297 decks +53% synergy
Drana, Liberator of Malakir
59% of 1432 decks +56% synergy
Scorn-Blade Berserker
58% of 951 decks +58% synergy
Luminous Broodmoth
57% of 42 decks +55% synergy
Mahadi, Emporium Master
57% of 1129 decks +50% synergy
Herald of Secret Streams
56% of 1429 decks +53% synergy
Haywire Mite
56% of 108 decks +51% synergy
Satoru, the Infiltrator
54% of 368 decks +50% synergy
Danny Pink
53% of 669 decks +51% synergy
Spark Double
51% of 1423 decks +44% synergy
Juri, Master of the Revue
51% of 1181 decks +47% synergy
Thundering Raiju
50% of 1163 decks +49% synergy
Heartmender
50% of 12 decks +50% synergy
The Gitrog Monster
48% of 160 decks +43% synergy
Braids, Arisen Nightmare
47% of 1279 decks +39% synergy
World Shaper
47% of 160 decks +44% synergy
Doc Aurlock, Grizzled Genius
46% of 28 decks +41% synergy
Pollywog Prodigy
46% of 100 decks +30% synergy
Accursed Marauder
45% of 216 decks +36% synergy
Aftermath Analyst
44% of 32 decks +39% synergy
Birds of Paradise
44% of 160 decks +17% synergy
Sage of Fables
44% of 1434 decks +43% synergy
Zealous Conscripts
43% of 1204 decks +41% synergy
Bloodtracker
43% of 1425 decks +42% synergy
Underrealm Lich
42% of 158 decks +39% synergy
Puppeteer Clique
41% of 1434 decks +40% synergy
Gisa, Glorious Resurrector
41% of 1382 decks +39% synergy
Mulldrifter
38% of 1434 decks +32% synergy
Cankerbloom
36% of 91 decks +29% synergy
Fain, the Broker
35% of 1396 decks +34% synergy
Voldaren Thrillseeker
34% of 879 decks +34% synergy
Dockside Extortionist
34% of 1191 decks +20% synergy
Good-Fortune Unicorn
33% of 12 decks +31% synergy
Marionette Apprentice
33% of 297 decks +25% synergy
Elas il-Kor, Sadistic Pilgrim
32% of 34 decks +21% synergy
Hermit Druid
31% of 160 decks +30% synergy
Caustic Caterpillar
30% of 160 decks +28% synergy
Wight of the Reliquary
29% of 24 decks +20% synergy
Yawgmoth, Thran Physician
29% of 1419 decks +25% synergy
Six
29% of 21 decks +21% synergy
Satyr Wayfinder
28% of 160 decks +26% synergy
Kethek, Crucible Goliath
28% of 948 decks +27% synergy
Springbloom Druid
28% of 158 decks +24% synergy
Dauthi Voidwalker
27% of 1393 decks +19% synergy
Bloodflow Connoisseur
26% of 1434 decks +26% synergy
Safehold Elite
25% of 12 decks +25% synergy
Juniper Order Ranger
25% of 12 decks +23% synergy
Uro, Titan of Nature's Wrath
25% of 158 decks +20% synergy
Dryad of the Ilysian Grove
25% of 158 decks +17% synergy
Instants
Chaos Warp
56% of 1204 decks +24% synergy
Counterspell
52% of 1434 decks +10% synergy
Swords to Plowshares
44% of 43 decks -18% synergy
Cyclonic Rift
44% of 1434 decks +16% synergy
Terminate
37% of 1204 decks +16% synergy
Village Rites
36% of 1407 decks +26% synergy
Path to Exile
33% of 43 decks -13% synergy
Assassin's Trophy
32% of 158 decks +2% synergy
Deadly Dispute
29% of 1386 decks +17% synergy
Enlightened Tutor
28% of 43 decks +10% synergy
Arcane Denial
27% of 1434 decks +7% synergy
Eladamri's Call
25% of 12 decks +14% synergy
Negate
24% of 1434 decks +2% synergy
Vampiric Tutor
22% of 1434 decks +3% synergy
Dovin's Veto
21% of 43 decks +1% synergy
Fierce Guardianship
19% of 1411 decks +1% synergy
Teferi's Protection
19% of 43 decks -1% synergy
Mana Drain
19% of 1434 decks +3% synergy
Void Rend
18% of 39 decks +3% synergy
Swan Song
17% of 1434 decks +0% synergy
Plumb the Forbidden
16% of 1396 decks +12% synergy
An Offer You Can't Refuse
15% of 1353 decks -5% synergy
Generous Gift
14% of 43 decks -12% synergy
Beast Within
14% of 160 decks -25% synergy
Bedevil
14% of 1196 decks -1% synergy
Feign Death
14% of 1386 decks +12% synergy
Act of Aggression
12% of 1204 decks +12% synergy
Wither and Bloom
12% of 173 decks +12% synergy
Deflecting Swat
12% of 1187 decks -4% synergy
Silence
12% of 43 decks +5% synergy
Untimely Malfunction
12% of 43 decks -7% synergy
Anguished Unmaking
12% of 43 decks -13% synergy
Deadly Rollick
11% of 1411 decks +1% synergy
Fell the Profane
11% of 297 decks -1% synergy
Crop Rotation
11% of 160 decks +1% synergy
Flare of Denial
10% of 310 decks +6% synergy
Rakdos Charm
10% of 1204 decks -4% synergy
Cauldron Haze
9% of 43 decks +9% synergy
Sink into Stupor
9% of 297 decks -5% synergy
Slip Out the Back
9% of 1353 decks +6% synergy
Dark Ritual
8% of 1434 decks -14% synergy
Harrow
8% of 160 decks -2% synergy
Heroic Intervention
8% of 160 decks -21% synergy
Malakir Rebirth
8% of 1404 decks -0% synergy
Flare of Malice
8% of 302 decks +5% synergy
Lethal Scheme
8% of 1353 decks +7% synergy
Blacksmith's Skill
8% of 40 decks +6% synergy
Grisly Salvage
8% of 160 decks +2% synergy
First Day of Class
7% of 1177 decks +7% synergy
Entomb
7% of 1434 decks -0% synergy
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Mark of Mutiny
51% of 1204 decks +51% synergy
Toxic Deluge
46% of 1434 decks +28% synergy
Feed the Swarm
45% of 1404 decks +27% synergy
Vandalblast
42% of 1204 decks +25% synergy
Mob Rule
37% of 1204 decks +35% synergy
Demonic Tutor
31% of 1434 decks +9% synergy
Life from the Loam
26% of 160 decks +22% synergy
Damnation
24% of 1434 decks +16% synergy
Mass Mutiny
24% of 1204 decks +23% synergy
Diabolic Intent
24% of 1434 decks +15% synergy
Victimize
23% of 1434 decks +11% synergy
Idyllic Tutor
21% of 43 decks +16% synergy
Supreme Verdict
19% of 43 decks +4% synergy
Wave Goodbye
18% of 543 decks +15% synergy
Damn
18% of 40 decks +1% synergy
Farseek
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Wrath of God
16% of 43 decks +10% synergy
Reanimate
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Insurrection
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Three Visits
14% of 160 decks -10% synergy
Living Death
14% of 1434 decks +8% synergy
Resurgent Belief
12% of 40 decks +11% synergy
Nature's Lore
12% of 160 decks -19% synergy
Seize the Spotlight
12% of 1154 decks +11% synergy
Replenish
12% of 43 decks +11% synergy
Sevinne's Reclamation
12% of 43 decks +4% synergy
Cultivate
11% of 160 decks -36% synergy
Vengeful Possession
10% of 39 decks +9% synergy
Act of Treason
9% of 1204 decks +8% synergy
Villainous Wealth
9% of 160 decks +0% synergy
Kodama's Reach
9% of 160 decks -23% synergy
Kari Zev's Expertise
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Jeska's Will
8% of 1181 decks -9% synergy
Farewell
8% of 39 decks -6% synergy
Rampant Growth
8% of 160 decks -27% synergy
Furnace Reins
7% of 879 decks +6% synergy
Bala Ged Recovery
7% of 155 decks -2% synergy
Slave of Bolas
7% of 1204 decks +6% synergy
Last One Standing
7% of 1197 decks +6% synergy
Culling Ritual
7% of 152 decks -4% synergy
Buried Alive
6% of 1434 decks +1% synergy
Eldritch Evolution
6% of 160 decks +1% synergy
Windfall
6% of 1434 decks -7% synergy
Chain Reaction
6% of 1204 decks +1% synergy
Agadeem's Awakening
6% of 1404 decks +2% synergy
Press into Service
5% of 1202 decks +5% synergy
Diabolic Tutor
5% of 1434 decks -1% synergy
Grim Tutor
5% of 1434 decks +0% synergy
Utility Artifacts
Lightning Greaves
56% of 1434 decks +30% synergy
Phyrexian Altar
49% of 1434 decks +44% synergy
The Ozolith
46% of 1410 decks +42% synergy
Skullclamp
43% of 1434 decks +30% synergy
Andúril, Narsil Reforged
39% of 686 decks +38% synergy
Swiftfoot Boots
30% of 1434 decks +2% synergy
Altar of Dementia
30% of 1434 decks +27% synergy
Birthing Pod
29% of 160 decks +26% synergy
Agatha's Soul Cauldron
22% of 738 decks +20% synergy
The Great Henge
10% of 158 decks +0% synergy
Bolas's Citadel
9% of 1423 decks -0% synergy
Wayfarer's Bauble
9% of 1434 decks -2% synergy
Conduit of Worlds
7% of 95 decks +1% synergy
Desecrated Tomb
6% of 1425 decks +5% synergy
Blade of the Bloodchief
5% of 1434 decks +4% synergy
Enchantments
Sneak Attack
60% of 1204 decks +57% synergy
Solemnity
58% of 43 decks +57% synergy
Trouble in Pairs
42% of 12 decks +34% synergy
Rhystic Study
40% of 1434 decks +12% synergy
Phyrexian Unlife
37% of 43 decks +37% synergy
Delaying Shield
30% of 43 decks +30% synergy
Smothering Tithe
30% of 43 decks +5% synergy
Dictate of Erebos
28% of 1434 decks +24% synergy
Nine Lives
26% of 42 decks +26% synergy
Grave Betrayal
24% of 1434 decks +23% synergy
Greater Auramancy
23% of 43 decks +22% synergy
Feast on the Fallen
23% of 1434 decks +23% synergy
Greater Good
20% of 160 decks +15% synergy
Grave Pact
19% of 1434 decks +15% synergy
Exploration
18% of 160 decks +10% synergy
Mystic Remora
17% of 1434 decks -1% synergy
Celestial Convergence
16% of 43 decks +16% synergy
Ghostly Prison
16% of 43 decks +5% synergy
Defense of the Heart
16% of 160 decks +14% synergy
Kenrith's Transformation
16% of 158 decks +9% synergy
Phyrexian Arena
16% of 1434 decks +1% synergy
Warstorm Surge
14% of 1204 decks +9% synergy
Force Bubble
14% of 43 decks +14% synergy
Inner Sanctum
14% of 43 decks +14% synergy
Sylvan Library
14% of 160 decks +2% synergy
Black Market Connections
13% of 1322 decks +2% synergy
All Will Be One
13% of 918 decks +10% synergy
Journey to Eternity
13% of 160 decks +10% synergy
Animate Dead
12% of 1434 decks +3% synergy
Seal from Existence
12% of 26 decks +11% synergy
Elephant Grass
11% of 160 decks +11% synergy
Pattern of Rebirth
10% of 160 decks +9% synergy
Phyrexian Reclamation
10% of 1434 decks +6% synergy
Survival of the Fittest
9% of 160 decks +8% synergy
Martyr's Cause
9% of 43 decks +9% synergy
Fanatical Devotion
9% of 43 decks +8% synergy
Karmic Justice
9% of 43 decks +8% synergy
Grasp of Fate
9% of 43 decks +6% synergy
Cathars' Crusade
9% of 43 decks +4% synergy
Black Market
9% of 1434 decks +4% synergy
Kaya's Ghostform
8% of 1423 decks +4% synergy
Sultai Ascendancy
8% of 160 decks +6% synergy
Necropotence
8% of 1434 decks +2% synergy
Attrition
7% of 1434 decks +6% synergy
Authority of the Consuls
7% of 43 decks +3% synergy
Land Tax
7% of 43 decks +0% synergy
Khalni Heart Expedition
7% of 160 decks +5% synergy
The Meathook Massacre
7% of 1382 decks +2% synergy
Vessel of Nascency
6% of 160 decks +6% synergy
Meathook Massacre II
6% of 64 decks +1% synergy
Planeswalkers
Oko, Thief of Crowns
18% of 158 decks +12% synergy
Geyadrone Dihada
18% of 1175 decks +16% synergy
Tamiyo, Collector of Tales
15% of 158 decks +14% synergy
Wrenn and Realmbreaker
13% of 79 decks +10% synergy
Liliana, Dreadhorde General
7% of 1423 decks +3% synergy
Ashiok, Dream Render
6% of 1423 decks +2% synergy
Utility Lands
High Market
49% of 1434 decks +46% synergy
Phyrexian Tower
45% of 1434 decks +37% synergy
Forge of Heroes
44% of 1425 decks +43% synergy
Bojuka Bog
40% of 1434 decks +10% synergy
Urborg, Tomb of Yawgmoth
32% of 1434 decks +22% synergy
Reliquary Tower
29% of 1434 decks -0% synergy
Hall of Heliod's Generosity
26% of 43 decks +19% synergy
Boseiju, Who Endures
25% of 142 decks +6% synergy
Spymaster's Vault
22% of 297 decks +18% synergy
The Black Gate
16% of 807 decks +12% synergy
Ancient Tomb
15% of 1434 decks +5% synergy
Tyrite Sanctum
13% of 1399 decks +11% synergy
Drannith Ruins
12% of 889 decks +12% synergy
Otawara, Soaring City
10% of 1366 decks -7% synergy
Nesting Grounds
10% of 1411 decks +9% synergy
Cabal Coffers
10% of 1434 decks -1% synergy
Command Beacon
9% of 1432 decks +4% synergy
Rogue's Passage
9% of 1434 decks -10% synergy
Takenuma, Abandoned Mire
9% of 1366 decks -2% synergy
Temple of the False God
7% of 1434 decks -3% synergy
Serra's Sanctum
7% of 43 decks +6% synergy
Arena of Glory
7% of 205 decks -3% synergy
Tranquil Thicket
6% of 160 decks +2% synergy
Grim Backwoods
6% of 160 decks +2% synergy
Alchemist's Refuge
6% of 160 decks -1% synergy
Urza's Saga
6% of 1393 decks -1% synergy
Karn's Bastion
6% of 1423 decks +1% synergy
Strip Mine
6% of 1434 decks +3% synergy
Gaea's Cradle
6% of 160 decks -0% synergy
Mana Artifacts
Sol Ring
94% of 1434 decks +10% synergy
Arcane Signet
88% of 1416 decks +16% synergy
Talisman of Indulgence
61% of 1204 decks +35% synergy
Talisman of Dominance
59% of 1434 decks +28% synergy
Talisman of Creativity
59% of 1191 decks +30% synergy
Rakdos Signet
52% of 1204 decks +23% synergy
Dimir Signet
47% of 1434 decks +17% synergy
Izzet Signet
42% of 1204 decks +14% synergy
Talisman of Hierarchy
30% of 43 decks +6% synergy
Orzhov Signet
30% of 43 decks +3% synergy
Fellwar Stone
27% of 1434 decks +6% synergy
Talisman of Progress
26% of 43 decks +3% synergy
Azorius Signet
26% of 43 decks -1% synergy
Chromatic Lantern
17% of 1434 decks +7% synergy
Golgari Signet
16% of 160 decks +4% synergy
Simic Signet
15% of 160 decks +0% synergy
Relic of Sauron
14% of 707 decks +3% synergy
Commander's Sphere
11% of 1434 decks -4% synergy
Mana Crypt
10% of 1434 decks +1% synergy
Thought Vessel
10% of 1432 decks -7% synergy
Talisman of Resilience
8% of 158 decks -3% synergy
Lotus Petal
7% of 1434 decks +0% synergy
Mind Stone
7% of 1434 decks -11% synergy
Talisman of Curiosity
6% of 158 decks -6% synergy
Lands
Command Tower
93% of 1434 decks +19% synergy
Overgrown Tomb
71% of 160 decks +28% synergy
Watery Grave
69% of 1434 decks +28% synergy
Steam Vents
68% of 1204 decks +29% synergy
Blood Crypt
68% of 1204 decks +29% synergy
Breeding Pool
67% of 160 decks +26% synergy
Xander's Lounge
65% of 1154 decks +37% synergy
Godless Shrine
60% of 43 decks +20% synergy
Hallowed Fountain
60% of 43 decks +19% synergy
Exotic Orchard
60% of 1434 decks +25% synergy
Dragonskull Summit
60% of 1204 decks +29% synergy
Shivan Reef
57% of 1204 decks +31% synergy
Crumbling Necropolis
57% of 1204 decks +26% synergy
Drowned Catacomb
55% of 1434 decks +30% synergy
Zagoth Triome
54% of 156 decks +24% synergy
Sulfur Falls
52% of 1204 decks +22% synergy
Training Center
52% of 1181 decks +24% synergy
Raffine's Tower
51% of 39 decks +23% synergy
Temple Garden
50% of 12 decks +9% synergy
Luxury Suite
48% of 1197 decks +22% synergy
Woodland Cemetery
48% of 160 decks +21% synergy
Sulfurous Springs
48% of 1204 decks +28% synergy
Hinterland Harbor
48% of 160 decks +21% synergy
Underground River
47% of 1434 decks +28% synergy
Undergrowth Stadium
46% of 155 decks +20% synergy
Vault of Champions
46% of 41 decks +21% synergy
The World Tree
44% of 9 decks +11% synergy
Stomping Ground
44% of 9 decks +3% synergy
Morphic Pool
43% of 1425 decks +17% synergy
Polluted Delta
41% of 1434 decks +29% synergy
Rejuvenating Springs
40% of 155 decks +11% synergy
Sunken Hollow
40% of 1432 decks +5% synergy
Sea of Clouds
40% of 43 decks +13% synergy
Opal Palace
39% of 1434 decks +37% synergy
Opulent Palace
39% of 160 decks +13% synergy
Arcane Sanctum
37% of 43 decks +9% synergy
Llanowar Wastes
37% of 160 decks +11% synergy
Underground Mortuary
36% of 36 decks +19% synergy
Bloodstained Mire
36% of 1434 decks +26% synergy
Yavimaya Coast
34% of 160 decks +8% synergy
Hedge Maze
33% of 36 decks +19% synergy
Seething Landscape
33% of 205 decks +16% synergy
Scalding Tarn
33% of 1434 decks +22% synergy
Smoldering Marsh
32% of 1202 decks -1% synergy
Tundra
30% of 43 decks +16% synergy
Raugrin Triome
30% of 10 decks +3% synergy
Sacred Foundry
30% of 10 decks -6% synergy
Deserted Beach
28% of 39 decks +12% synergy
Scrubland
28% of 43 decks +14% synergy
Deathcap Glade
28% of 145 decks +14% synergy